How to initialize LPBOOL? Win32 Api in Kotlin Native

[PramUkesh]

How to Initialise this in Kotlin Native

    val result = CopyFileExA(
                          oldFile,
                          newFile,
                          null,
                          null,
                          false,
                          COPY_FILE_FAIL_IF_EXISTS
                         )

while false is not accepted as LPBOOL? How to initialize LPBOOL? in kotlin Native

i was getting following error :

the boolean literal does not conform to the expected type

LPBOOL? /* = CPointer */>? */ false,

[olonho]

Sure, LPBOOL is pointer to C BOOL, see https://github.com/JetBrains/kotlin-native/blob/master/INTEROP.md#passing-pointers-to-bindings for details how to create and pass pointers.

[PramUkesh]

not able to figure how to do that help me please

[PramUkesh]

@olonho

[olonho]

import kotlinx.cinterop.*
import platform.windows.*

fun main(args: Array<String>) {
  memScoped {
    val bool = alloc<BOOLVar>()
    bool.value = TRUE
    CopyFileExA("from", "to", null, null, bool.ptr, 0)
  }
}